A Newsletter from CROSS-UK containing reports on structural safety issues.
Note: this Newsletter was published by CROSS (Confidential Reporting on Structural Safety). Since March 2021, Confidential Reporting on Structural Safety is renamed Collaborative Reporting for Safer Structures (CROSS).
Follow up to Liquid Metal Assisted Cracking (LMAC)
A recent case involving cracking around holes in large structural components was detected immediately after galvanising as a result of the team being aware of the need for post galvanising inspection.
Car park staircase collapse at construction joint
The top flight of a staircase to a multi-storey concrete car park collapsed approximately 10 years after construction.
Precast joint failures
A reporter is interested in CROSS’s evidence about joint failures in concrete. They feel that the same failures keep arising from similar circumstances with none of the lessons having been learnt.
Reduced partition loads on proprietary joists
A reporter believes that a number of proprietary joist manufacturers are using a reduced partition allowance for the engineered joist design.
Lifting bolt failure
A major contractor reported an incident that had occurred in which a threaded eyebolt failed during an operation to lift a section of stonework into place.
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